DisplayText returns the string value that's actually displayed in the UI element representation of this summary result. It's derived using the SummaryDefinition's StringFormat property setting.
Note that Value property returns the actual result of the calculation.
Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Server 2012, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2